43982362368 has 648 divisors, whose sum is σ = 156743338752. Its totient is φ = 12258957312.

The previous prime is 43982362343. The next prime is 43982362393. The reversal of 43982362368 is 86326328934.

43982362368 is a `hidden beast` number, since 4 + 3 + 9 + 8 + 2 + 3 + 623 + 6 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (43982362343) and next prime (43982362393).

It is a tau number, because it is divible by the number of its divisors (648).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 143264871 + ... + 143265177.

Almost surely, 2^43982362368 is an apocalyptic number.

43982362368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43982362368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78371669376).

43982362368 is an abundant number, since it is smaller than the sum of its proper divisors (112760976384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43982362368 is an equidigital number, since it uses as much as digits as its factorization.

43982362368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 366 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 54.

The spelling of 43982362368 in words is "forty-three billion, nine hundred eighty-two million, three hundred sixty-two thousand, three hundred sixty-eight".